Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 473 · 40 questions

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

1. 1.True or false: natural gas is a renewable energy source. (a) True (b) False
2. 2.True or false: diesel is a renewable energy source. (a) True (b) False
3. 3.True or false: petrol is a renewable energy source. (a) True (b) False
4. 4.Which of these is reduce (use less)? (a) pulp old paper (b) refill a water bottle (c) melt cans into new cans (d) fix a dripping tap
5. 5.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) protects the future (d) lasts one day
6. 6.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) recycle, reuse, reduce (d) reduce, reuse, recycle
7. 7.True or false: sunlight is a renewable energy source. (a) True (b) False
8. 8.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
9. 9.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
10. 10.Which of these is recycle (make new things)? (a) plant in old tyres (b) carry a cloth bag (c) reuse gift paper (d) pulp old paper
11. 11.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
12. 12.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
14. 14.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
15. 15.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
16. 16.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1750 bottles?
17. 17.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
18. 18.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
20. 20.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
22. 22.Which of these is reduce (use less)? (a) carry a cloth bag (b) refill a water bottle (c) melt cans into new cans (d) give old books away
23. 23.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
24. 24.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
26. 26.Which of these is reuse (use again)? (a) pulp old paper (b) carry a cloth bag (c) melt glass into new jars (d) give old books away
27. 27.Which of these is reduce (use less)? (a) give old books away (b) melt cans into new cans (c) refill a water bottle (d) print on both sides
28. 28.Which of these is reduce (use less)? (a) pulp old paper (b) give old books away (c) melt cans into new cans (d) buy less packaging
29. 29.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
30. 30.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
31. 31.True or false: wind is a renewable energy source. (a) True (b) False
32. 32.♻️ A project report has 100 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
33. 33.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.Which of these is recycle (make new things)? (a) give old books away (b) switch off unused lights (c) turn plastic into tiles (d) buy less packaging
35. 35.True or false: flowing river water is a renewable energy source. (a) False (b) True
36. 36.Which of these is recycle (make new things)? (a) melt glass into new jars (b) switch off unused lights (c) print on both sides (d) refill a water bottle
37. 37.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
38. 38.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
39. 39.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.Which of these is recycle (make new things)? (a) give old books away (b) use a jar as a pen stand (c) melt cans into new cans (d) reuse gift paper

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